Home / 27,553.62-41,330.40-12,754.45

Finding the Fourth Proportional to 27,553.62, 41,330.40 and 12,754.45

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Solution

The fourth proportional to 27,553.62, 41,330.40 and 12,754.45 is: 19,131.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,553.62 : 41,330.40 = 12,754.45 : x
  2. Step 2: Convert to fraction form
    27,553.62/41,330.40 = 12,754.45/x
  3. Step 3: Cross multiply
    27,553.62x = 41,330.40 × 12,754.45
  4. Step 4: Simplify right side
    27,553.62x = 527,146,520.28
  5. Step 5: Solve for x
    x = 527,146,520.28/27,553.62
  6. Step 6: Final answer
    x = 19,131.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.